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CVE-2026-81200lowCWE-639

MasterStudy LMS < 3.7.42 - Instructor+ Cross-Tenant Order Billing PII Disclosure via IDOR

28Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 2.7epss 0.3%
exploitation probability
0.3%top 80% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
The MasterStudy LMS WordPress Plugin WordPress plugin before 3.7.42 does not correctly restrict access to order information, allowing any user with the instructor role to read other users' order billing details, including name, email address, phone number and postal address, by enumerating order IDs.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.